The system is a portable household energy storage system, charged by PV or AC power, which can be used for the automotive emergency start, the AC 220V/50Hz power can be used for the laptop, lamps, fans and satellite antenna, etc, the mobile or the LED lighting can be powered by the 5V/12C DC ports. The system has lithium battery built in with intelligent indicator and protection functions are the good option for the tourists, climbers or fishing enthusiasts.